DATA PROCESSING IN PYTHON: FOURIER-JACOBI SUMS AND THEIR DERIVATIVES

DATA PROCESSING IN PYTHON: FOURIER-JACOBI SUMS AND THEIR DERIVATIVES

Authors

DOI:

https://doi.org/10.36074/grail-of-science.07.06.2024.051

Keywords:

Fourier Series, Orthogonal Polynomials, Clenshaw's Algorithm, Chebyshev Series, Python Code, SciPy, Processing of Data, QS1

Summary

The use of software tools like SciPy abstracts the complexity of computational implementations. By importing specific functions from this library, users can efficiently perform operations such as polynomial evaluation, differentiation, and series expansion without delving into the intricate algorithmic details. The abstraction continues with the application of Clenshaw’s algorithm, a strategy used across different polynomial types to optimize the computation of series coefficients and derivatives efficiently. This algorithm serves as a universal tool in the computational toolkit, abstracting away from the specifics of the polynomial type while providing a method applicable in various contexts.

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References

Janchuk, P. S. (2022). Fourier sums and quasispectral polynomials [in Ukrainian]. Proceedings of the 10th International Scientific and Practical Conference. SPC "Sci-conf.com.ua". Lviv, Ukraine. 2022. pp. 521-526.

Janchuk P. (2023) Approximation by sums of QS-fourier series // European scientific congress. Proceedings of the 12th International scientific and practical conference. Barca Academy Publishing. Madrid, Spain. 2023. Pp. 227-235.

G. Szego (1959). Orthogonal Polynomials. New York: Amer. Math. Soc.

Janchuk P. (2023) Data processing in the boundary value segment of fourier series // The XV International Scientific and Practical Conference "Distance learning: problems, ways of development and the latest technologies", December 25-27 2023, Munich, Germany. Pp. 259-264.

Abramowitz, M., & Stegun, I. A. (Eds.). (1964). Handbook of Mathematical Functions. New York: Dover Publications.

Author Biography

Petro Janchuk, University of Economics and Humanities named after S. Demianchuk, Ukraine

Ph.D., Associate Professor

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Published

25.06.2024

Number of views 214

How to Cite

Janchuk, P. (2024). DATA PROCESSING IN PYTHON: FOURIER-JACOBI SUMS AND THEIR DERIVATIVES. Grail of Science, (40), 338–346. https://doi.org/10.36074/grail-of-science.07.06.2024.051

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